Home / 55,245.32-82,793.90-30,247.72

Finding the Fourth Proportional to 55,245.32, 82,793.90 and 30,247.72

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Solution

The fourth proportional to 55,245.32, 82,793.90 and 30,247.72 is: 45,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,245.32 : 82,793.90 = 30,247.72 : x
  2. Step 2: Convert to fraction form
    55,245.32/82,793.90 = 30,247.72/x
  3. Step 3: Cross multiply
    55,245.32x = 82,793.90 × 30,247.72
  4. Step 4: Simplify right side
    55,245.32x = 2,504,326,704.91
  5. Step 5: Solve for x
    x = 2,504,326,704.91/55,245.32
  6. Step 6: Final answer
    x = 45,331.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.